Detect SockJS
SockJS is a browser-based JavaScript library that offers a WebSocket-like communication interface for applications.
01
Websites using SockJS
3 hostnames in the PluginView corpus for this technology.
| Hostname | Last seen |
|---|---|
| ria.ru | 8/3/2026 |
| esewa.com.np | 8/5/2026 |
| pizap.com | 8/5/2026 |
02
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known SockJS signature at the time of the scan.
- Does not establish
- A sitewide install of SockJS, an active vendor contract, exclusive use, or that SockJS is still in place today.
03
How to check a site for SockJS
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest SockJS signals.
- 2. PluginView reads only public responses and scores them against proprietary SockJS fingerprints. Rule bodies and identifiers are not published.
- 3. Review the confidence score and text explanation for SockJS on the results page.
04
FAQ: detecting SockJS
- Can PluginView detect SockJS without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for SockJS. It does not bypass authentication or paywalls.
- What category is SockJS?
- SockJS is classified under JavaScript libraries in the PluginView directory.
- Does PluginView publish SockJS fingerprint rules?
- No. Detection uses proprietary fingerprint rules that are not published. Scan results explain matches in plain language without disclosing rule bodies or identifiers.
